44143535550 has 96 divisors (see below), whose sum is σ = 112117788288. Its totient is φ = 11488014720.

The previous prime is 44143535543. The next prime is 44143535603. The reversal of 44143535550 is 5553534144.

It is a happy number.

It is a super-2 number, since 2×44143535550² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 44143535499 and 44143535508.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10401729 + ... + 10405971.

It is an arithmetic number, because the mean of its divisors is an integer number (1167893628).

Almost surely, 2^44143535550 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44143535550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56058894144).

44143535550 is an abundant number, since it is smaller than the sum of its proper divisors (67974252738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44143535550 is a wasteful number, since it uses less digits than its factorization.

44143535550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5914 (or 5909 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 39.

The spelling of 44143535550 in words is "forty-four billion, one hundred forty-three million, five hundred thirty-five thousand, five hundred fifty".